CN110647069A - Intelligent vending machine goods channel motor logic control scheme - Google Patents
Intelligent vending machine goods channel motor logic control scheme Download PDFInfo
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- CN110647069A CN110647069A CN201910832077.8A CN201910832077A CN110647069A CN 110647069 A CN110647069 A CN 110647069A CN 201910832077 A CN201910832077 A CN 201910832077A CN 110647069 A CN110647069 A CN 110647069A
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B19/00—Programme-control systems
- G05B19/02—Programme-control systems electric
- G05B19/04—Programme control other than numerical control, i.e. in sequence controllers or logic controllers
- G05B19/042—Programme control other than numerical control, i.e. in sequence controllers or logic controllers using digital processors
- G05B19/0423—Input/output
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- G—PHYSICS
- G07—CHECKING-DEVICES
- G07F—COIN-FREED OR LIKE APPARATUS
- G07F11/00—Coin-freed apparatus for dispensing, or the like, discrete articles
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B2219/00—Program-control systems
- G05B2219/20—Pc systems
- G05B2219/24—Pc safety
- G05B2219/24215—Scada supervisory control and data acquisition
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- Automation & Control Theory (AREA)
- Vending Machines For Individual Products (AREA)
- Control Of Vending Devices And Auxiliary Devices For Vending Devices (AREA)
Abstract
The invention discloses a logic control scheme of a goods channel motor of an intelligent vending machine, which comprises a main control MCU, a power supply module and an intelligent instrument; the main control MCU is connected with the current detection module through the digital-to-analog converter ADC; the master control MCU is connected with the microswitch through an IO port; the master control MCU is connected with the motor through a Serial Peripheral Interface (SPI); the motor is controlled by a positive control circuit and a negative control circuit; the motor is connected with a 24V power supply; the following functions are realized: single cargo channel motor control, combined cargo channel motor control, single spring cargo channel motor reset, whole layer spring cargo channel motor reset, cargo channel motor self-checking, cargo delivery process motor control and motor running state monitoring; the invention has simple operation, convenient maintenance and low cost; the problem of multiple goods delivery can be effectively reduced, the goods blocking rate is effectively reduced, and the customer experience is improved.
Description
Technical Field
The invention relates to a logic control scheme for a goods channel motor of an intelligent vending machine, and belongs to the technical field of intelligent vending systems.
Background
Colorful interactive interface, swift mobile payment mode, the management of selling of intelligence, convenient data information gathers, and various marketing mode makes intelligent vending machine exhibit the advantage that has been unique gradually in new retail trade, but vending machine itself also has obvious disadvantage, mainly has following problem:
1. the intelligent vending machine on the existing market is relatively fixed in size, goods way size and goods layer height due to the influence of factors such as cost, profit and layout scene, the occupied proportion of the beverage vending machine is large, the type of goods sold by the vending machine is severely restricted by the large difference of the packing sizes of the goods and the selling mode of the traditional single goods way.
2. The control of the spring goods channel delivery flow is relatively simple, and the spring goods channel delivery control flow of the intelligent vending machine in the current market is generally as follows: the spring goods way rotates the round and stops, detects the goods and drops shipment success in this process, otherwise shipment failure, does not have the processing scheme to the card goods problem of shipment in-process, easily causes card goods probability height, many shipment problems, is unfavorable for platform operation management, is unfavorable for improving user experience.
The problem that the motor rotation of merging channels is asynchronous is solved through structural design in the prior art, limitation is large, requirements for merging channels are different for different commodities, some commodities need to be merged by two channels, some commodities need to be merged by three channels or even more, and then based on the prior art, each vending machine needs to be equipped with various channel structures, so that labor cost and equipment cost are increased, and later-stage channel configuration and maintenance are not facilitated.
The prior art has no corresponding processing scheme to the goods way card goods problem, and the control of the goods way motor in the shipment flow is only limited to start and stop actions, so that the problems of high probability of card goods, multiple shipment, poor user experience and the like are easily caused, and the operation management of the platform is also not facilitated.
Disclosure of Invention
In view of the above technical problems, the present invention aims to: the utility model provides an intelligence vending machine goods way motor logic control scheme, has solved intelligence vending machine goods way motor control problem.
The technical solution of the invention is realized as follows: a logic control scheme for a goods channel motor of an intelligent vending machine comprises a main control MCU, a power supply module and an intelligent instrument; the main control MCU is connected with the current detection module through the digital-to-analog converter ADC; the master control MCU is connected with the microswitch through an IO port; the master control MCU is connected with the motor through a Serial Peripheral Interface (SPI); the motor is controlled by a positive control circuit and a negative control circuit; the motor is connected with a 24V power supply; the following functions are realized: the method comprises the following steps of single-cargo-channel motor control, combined-cargo-channel motor control, single-spring cargo-channel motor reset, whole-layer spring cargo-channel motor reset, cargo-channel motor self-checking, cargo-discharging process motor control and motor running state monitoring.
Preferably, the single cargo way motor controls: for the spring cargo way motor, the spring cargo way motor stops rotating when rotating for a full circle, the master control MCU can acquire the state of a microswitch of the cargo way motor in real time in the rotating process of the spring cargo way motor, the microswitch is triggered in the moving process of the motor, and the corresponding microswitch state acquisition IO port is in a high level; after the motor rotates for a full circle, the corresponding micro switch state obtains the low level of the IO port; to track goods way, it has the goods to drop the motor and stops to detect among the track goods way motor motion process, no matter all be equipped with overtime protection to spring goods way motor or track goods way motor, and the motor stops after goods way motor operating duration exceeded the guard time promptly.
Preferably, the combined cargo track motor control: the master control MCU can simultaneously acquire the states of the micro-switches of all the spring cargo channel motors on the same layer, and the spring cargo channel motor differences, the cargo channel spring differences and the friction factor influence easily cause the problem of asynchronous movement of the double motors of the combined cargo channel, so that the double motors of the combined cargo channel adopt independent control, namely, one motor in the double motor movement process finishes full-circle movement and then only stops the motor, the action of the other motor is not influenced, the combined cargo channel can be taken as one-time automatic correction of the double motors of the cargo channel every time the cargo is delivered, and the problem of asynchronous movement of the motors does not cause the larger and larger movement difference of the double motors of the combined cargo channel.
Preferably, the cargo way motor resets: mainly for the spring goods way, utilize spring goods way motor to change full round stop function, realize the initial position correction to spring goods way spring.
Preferably, the cargo way motor self-test: the motor self-checking device is mainly used for checking and recording the state of the complete machine cargo channel motor, checking whether the motor is damaged or not, determining the number of cargo layers and recording according to the number of a normal motor, and taking the number of the normal motor and the number of the cargo layers recorded by the motor self-checking device as the reference of cargo discharging control.
Preferably, the shipment process motor control: for the spring goods channel, after receiving a goods delivery instruction, the main control MCU starts a spring goods channel motor, the spring goods channel motor stops rotating after rotating for a full circle, and if the goods drop is not detected, the main control MCU controls the spring goods channel motor to try to deliver the goods again and continue to rotate for 1/4 circles; when the spring goods way motor tries to deliver goods again, if the whole machine comprises a goods receiving device such as a cradle head, the spring goods way motor can detect that goods exist at any time and stop at any time; if the complete machine is the type that freely drops, the spring goods way motor is tried to move and is stopped after accomplishing the biggest angle of settlement, through the test spring goods way shipment increase 1/4 circles try the shipment mechanism, can effectively reduce card goods probability.
Preferably, the motor running state monitoring comprises the following steps: the main function is to monitor the running state of the goods channel motor, including the current of the goods channel motor, the state of a microswitch and the running time of the motor; in the moving process of the goods way motor, if the current of the goods way motor is detected to be overlarge or zero, closing the IO port of the control motor; for the detection of the spring cargo channel matched with the microswitch, the control motor IO port is closed when the motor finishes the action of rotating for a full circle; and if the running time of the goods way motor exceeds the set maximum movement time, closing the IO port of the control motor.
Due to the application of the technical scheme, compared with the prior art, the invention has the following advantages:
according to the intelligent vending machine goods channel motor logic control scheme, a goods channel double-motor logic control scheme is combined, and from the aspect of logic control, a hardware control scheme is combined, so that the problem of asynchronous movement of the combined goods channel double motors can be well solved, an automatic correction function is realized, the combined goods channel can be realized only by disassembling a goods channel partition plate and combining background configuration, the operation is simple, the maintenance is convenient, and the cost is low; spring goods way shipment 1/4 circles try shipment logic control scheme, increase 1/4 circles and try shipment control scheme, can effectual reduction many shipment problems, effectively reduce card goods rate, promote customer experience.
Drawings
The technical scheme of the invention is further explained by combining the accompanying drawings as follows:
FIG. 1 is a schematic diagram of a hardware system of a logic control scheme of a goods channel motor of an intelligent vending machine according to the present invention;
FIG. 2 is a schematic diagram of a cargo channel motor control scheme of the intelligent vending machine cargo channel motor logic control scheme of the present invention.
Detailed Description
The invention is described below with reference to the accompanying drawings.
As shown in attached figures 1 and 2, the goods channel motor logic control scheme of the intelligent vending machine comprises a main control MCU, a power supply module and an intelligent instrument; the main control MCU is connected with the current detection module through the digital-to-analog converter ADC; the master control MCU is connected with the microswitch through an IO port; the master control MCU is connected with the motor through a Serial Peripheral Interface (SPI); the motor is controlled by a positive control circuit and a negative control circuit; the motor is connected with a 24V power supply; the following functions are realized: the method comprises the following steps of single-cargo-channel motor control, combined-cargo-channel motor control, single-spring cargo-channel motor reset, whole-layer spring cargo-channel motor reset, cargo-channel motor self-checking, cargo-discharging process motor control and motor running state monitoring.
And (3) single-cargo-channel motor control: for the spring cargo way motor, the spring cargo way motor stops rotating when rotating for a full circle, the master control MCU can acquire the state of a microswitch of the cargo way motor in real time in the rotating process of the spring cargo way motor, the microswitch is triggered in the moving process of the motor, and the corresponding microswitch state acquisition IO port is in a high level; after the motor rotates for a full circle, the corresponding micro switch state obtains the low level of the IO port; to track goods way, it has the goods to drop the motor and stops to detect among the track goods way motor motion process, no matter all be equipped with overtime protection to spring goods way motor or track goods way motor, and the motor stops after goods way motor operating duration exceeded the guard time promptly.
Merging the cargo channel motor control: the master control MCU can simultaneously acquire the states of the micro-switches of all the spring cargo channel motors on the same layer, and the spring cargo channel motor differences, the cargo channel spring differences and the friction factor influence easily cause the problem of asynchronous movement of the double motors of the combined cargo channel, so that the double motors of the combined cargo channel adopt independent control, namely, one motor in the double motor movement process finishes full-circle movement and then only stops the motor, the action of the other motor is not influenced, the combined cargo channel can be taken as one-time automatic correction of the double motors of the cargo channel every time the cargo is delivered, and the problem of asynchronous movement of the motors does not cause the larger and larger movement difference of the double motors of the combined cargo channel.
Resetting a cargo channel motor: mainly for the spring goods way, utilize spring goods way motor to change full round stop function, realize the initial position correction to spring goods way spring.
Self-checking of a cargo way motor: the motor self-checking device is mainly used for checking and recording the state of the complete machine cargo channel motor, checking whether the motor is damaged or not, determining the number of cargo layers and recording according to the number of a normal motor, and taking the number of the normal motor and the number of the cargo layers recorded by the motor self-checking device as the reference of cargo discharging control.
And (3) motor control of the shipment process: for the spring goods channel, after receiving a goods delivery instruction, the main control MCU starts a spring goods channel motor, the spring goods channel motor stops rotating after rotating for a full circle, and if the goods drop is not detected, the main control MCU controls the spring goods channel motor to try to deliver the goods again and continue to rotate for 1/4 circles; when the spring goods way motor tries to deliver goods again, if the whole machine comprises a goods receiving device such as a cradle head, the spring goods way motor can detect that goods exist at any time and stop at any time; if the complete machine is the type that freely drops, the spring goods way motor is tried to move and is stopped after accomplishing the biggest angle of settlement, through the test spring goods way shipment increase 1/4 circles try the shipment mechanism, can effectively reduce card goods probability.
Monitoring the running state of the motor: the main function is to monitor the running state of the goods channel motor, including the current of the goods channel motor, the state of a microswitch and the running time of the motor; in the moving process of the goods way motor, if the current of the goods way motor is detected to be overlarge or zero, closing the IO port of the control motor; for the detection of the spring cargo channel matched with the microswitch, the control motor IO port is closed when the motor finishes the action of rotating for a full circle; and if the running time of the goods way motor exceeds the set maximum movement time, closing the IO port of the control motor.
According to the intelligent vending machine goods channel motor logic control scheme, a goods channel double-motor logic control scheme is combined, and from the aspect of logic control, a hardware control scheme is combined, so that the problem of asynchronous movement of the combined goods channel double motors can be well solved, an automatic correction function is realized, the combined goods channel can be realized only by disassembling a goods channel partition plate and combining background configuration, the operation is simple, the maintenance is convenient, and the cost is low; spring goods way shipment 1/4 circles try shipment logic control scheme, increase 1/4 circles and try shipment control scheme, can effectual reduction many shipment problems, effectively reduce card goods rate, promote customer experience.
The above-mentioned embodiments are merely illustrative of the technical idea and features of the present invention, and the purpose thereof is to enable those skilled in the art to understand the contents of the present invention and implement the present invention, and not to limit the scope of the present invention, and all equivalent changes or modifications made according to the spirit of the present invention should be covered in the scope of the present invention.
Claims (7)
1. The utility model provides an intelligence vending machine goods way motor logic control scheme which characterized in that: the intelligent power supply comprises a main control MCU, a power supply module and an intelligent instrument; the main control MCU is connected with the current detection module through the digital-to-analog converter ADC; the master control MCU is connected with the microswitch through an IO port; the master control MCU is connected with the motor through a Serial Peripheral Interface (SPI); the motor is controlled by a positive control circuit and a negative control circuit; the motor is connected with a 24V power supply; the following functions are realized: the method comprises the following steps of single-cargo-channel motor control, combined-cargo-channel motor control, single-spring cargo-channel motor reset, whole-layer spring cargo-channel motor reset, cargo-channel motor self-checking, cargo-discharging process motor control and motor running state monitoring.
2. The intelligent vending machine cargo channel motor logic control scheme as recited in claim 1, wherein: and (3) single-cargo-channel motor control: for the spring cargo way motor, the spring cargo way motor stops rotating when rotating for a full circle, the master control MCU can acquire the state of a microswitch of the cargo way motor in real time in the rotating process of the spring cargo way motor, the microswitch is triggered in the moving process of the motor, and the corresponding microswitch state acquisition IO port is in a high level; after the motor rotates for a full circle, the corresponding micro switch state obtains the low level of the IO port; to track goods way, it has the goods to drop the motor and stops to detect among the track goods way motor motion process, no matter all be equipped with overtime protection to spring goods way motor or track goods way motor, and the motor stops after goods way motor operating duration exceeded the guard time promptly.
3. The intelligent vending machine cargo channel motor logic control scheme as recited in claim 1, wherein: merging the cargo channel motor control: the master control MCU can simultaneously acquire the states of the micro-switches of all the spring cargo channel motors on the same layer, and the spring cargo channel motor differences, the cargo channel spring differences and the friction factor influence easily cause the problem of asynchronous movement of the double motors of the combined cargo channel, so that the double motors of the combined cargo channel adopt independent control, namely, one motor in the double motor movement process finishes full-circle movement and then only stops the motor, the action of the other motor is not influenced, the combined cargo channel can be taken as one-time automatic correction of the double motors of the cargo channel every time the cargo is delivered, and the problem of asynchronous movement of the motors does not cause the larger and larger movement difference of the double motors of the combined cargo channel.
4. The intelligent vending machine cargo channel motor logic control scheme as recited in claim 1, wherein: resetting a cargo channel motor: mainly for the spring goods way, utilize spring goods way motor to change full round stop function, realize the initial position correction to spring goods way spring.
5. The intelligent vending machine cargo channel motor logic control scheme as recited in claim 1, wherein: self-checking of a cargo way motor: the motor self-checking device is mainly used for checking and recording the state of the complete machine cargo channel motor, checking whether the motor is damaged or not, determining the number of cargo layers and recording according to the number of a normal motor, and taking the number of the normal motor and the number of the cargo layers recorded by the motor self-checking device as the reference of cargo discharging control.
6. The intelligent vending machine cargo channel motor logic control scheme as recited in claim 1, wherein: and (3) motor control of the shipment process: for the spring goods channel, after receiving a goods delivery instruction, the main control MCU starts a spring goods channel motor, the spring goods channel motor stops rotating after rotating for a full circle, and if the goods drop is not detected, the main control MCU controls the spring goods channel motor to try to deliver the goods again and continue to rotate for 1/4 circles; when the spring goods way motor tries to deliver goods again, if the whole machine comprises a goods receiving device such as a cradle head, the spring goods way motor can detect that goods exist at any time and stop at any time; if the complete machine is the type that freely drops, the spring goods way motor is tried to move and is stopped after accomplishing the biggest angle of settlement, through the test spring goods way shipment increase 1/4 circles try the shipment mechanism, can effectively reduce card goods probability.
7. The intelligent vending machine cargo channel motor logic control scheme as recited in claim 1, wherein: monitoring the running state of the motor: the main function is to monitor the running state of the goods channel motor, including the current of the goods channel motor, the state of a microswitch and the running time of the motor; in the moving process of the goods way motor, if the current of the goods way motor is detected to be overlarge or zero, closing the IO port of the control motor; for the detection of the spring cargo channel matched with the microswitch, the control motor IO port is closed when the motor finishes the action of rotating for a full circle; and if the running time of the goods way motor exceeds the set maximum movement time, closing the IO port of the control motor.
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111612969A (en) * | 2020-04-22 | 2020-09-01 | 上海趣致网络科技股份有限公司 | Control device of goods way motor |
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Inventor after: Hu Yan Inventor after: Chen Shuangyou Inventor after: An Jing Inventor after: Wang Jinpeng Inventor before: Hu Yan Inventor before: Chen Shuangyou Inventor before: An Jing Inventor before: Wang Jinpeng |
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Application publication date: 20200103 |